diff options
| -rw-r--r-- | src/nfc/doc/src/nfc-overview.qdoc | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/nfc/doc/src/nfc-overview.qdoc b/src/nfc/doc/src/nfc-overview.qdoc index 6ac5c1dc..cb10b400 100644 --- a/src/nfc/doc/src/nfc-overview.qdoc +++ b/src/nfc/doc/src/nfc-overview.qdoc @@ -45,8 +45,19 @@ With the Qt NFC API typical use cases are: The following sections describe how to use Qt NFC C++ classes and QML types for the above use cases. -\note On Android, Qt Nfc only works in foreground applications. Android services are not supported which is due to -API limitations on the Android side. +\note On Android, the detection of new NFC tags only works in foreground applications. Android +services do not support this because of API limitations on the Android side. The only way to use a +\l{https://developer.android.com/reference/android/nfc/Tag}{Tag} in a service is to provide an +\l{https://developer.android.com/guide/components/aidl}{AIDL} interface accepting the Tag and forward +it to Qt as shown in the following example. + +\code + public void setTag(Tag pTag) { + Intent newIntent = new Intent(); + newIntent.putExtra(NfcAdapter.EXTRA_TAG, pTag); + QtNative.onNewIntent(newIntent); + } +\ endcode \section1 C++ Overview |